Tracopower ten 15wi series 15w dc dc converters tracopower ten 15 4822wi the tracopower ten 15wi series of dc dc converters have an ultra wide 41 input range an input filter in accordance with en 55022 and an extended operating temperature range smd design with use of ceramic chip capacitors guarantees high reliability tracopower ten 15 4822wi 15w dc dc converter 18 75v dc in 12v dc 625ma out